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TM 55-1905-223-24-18-1
Replace Rotor Controller, Stem Windlass.
a. Removal, b. Replacement, c. Test.
This task covers:
INITIAL SETUP
Tools
Equipment Condition
T o o l kit, electrician's
On ship service switchboard turn OFF
STERN WINDLASS circuit breaker and
tag "Out of Service - Do Not
Materials/Parts
Operate."
Warning tags, Item 1, Appendix C
REMOVAL
NOTE
Switch handle must be "OFF" to open door.
a.
Pull down switch handle (8) to "OFF."
b.
Loosen two Latch Screws (1) on motor controller door.
c.
Open door (2).
d.
Remove two plain hex nuts (9), lockwashers (10) and machine screws (11) from
switch handle.
e.
Disengage switch handle from trip bar (7) on rotary switch (6).
f.
Remove switch handle assembly (12).
Tag and disconnect electrical leads from push switches (13) on rear of front
g.
panel flange.
Tag and disconnect electrical leads from transformer (3), rotary switch (6),
h.
terminal board (14) and motor starter (16) (external wiring).
Remove (external wiring) through opening at top of enclosure.
i.
Remove three plain hex nuts (4) and flat washers (5) from mounting screws on
j.
enclosure.
Change 1
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